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11 results found for: "Nicholson, Joel"

Views: 50
Updated

December 1, 2015

Description

In 2008, a collaborative project was initiated between Montana Fish, Wildlife and Parks and Alberta Environment and Parks to augment the remaining Canadian population of Greater sage-grouse in southeastern Alberta. Over a two year period (2011-2012) 41 sage-grouse were captured in Montana and...


Views: 29
Updated

March 1, 2013

Description

Greater sage-grouse populations in Canada have declined by at least 80 per cent from historical levels. Threats to the Alberta population of sage-grouse include agricultural activities, development in the energy sector, road and power line development, increasing predator populations and disease....


Views: 56
Updated

October 1, 2012

Description

The tiny cryptantha, a small annual herb in the Borage family, is listed as Threatened in Alberta. This designation was based on the small area of occupancy of species in the province, and its small and possibly declining provincial population. The goal of the recovery plan is to maintain the...


Views: 106
Updated

October 1, 2012

Description

The small-flowered sand-verbena, an annual ephemeral species of flower found primarily in sand dune or sand hill habitats in the Mixed Grass Prairie Region of Alberta, is listed as Threatened in Alberta. The goal of this recovery plan is to maintain the existing habitat and distribution of...


Views: 295
Updated

December 1, 2007

Description

The swift fox, a small fox identified by its long black-tipped tails and black facial spots and which used to range widely across the Canadian prairies, is now listed as Endangered in Canada and in Alberta. The goals of this recovery plan include the enhancement and maintenance of habitat for...


Views: 70
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March 1, 2007

Description

Many aspects of the biology of prairie rattlesnakes are not well described. This study used mark-recapture to follow the reproductive histories of female prairie rattlesnakes at two hibemacula in southeastern Alberta over a three year period (2004-2006). In addition, radio-telemetry was used to...


Views: 30
Updated

July 1, 2006

Description

Soapweed and yucca moths have both been listed as Endangered in Alberta. Soapweeds (commonly known as yucca) and yucca moths have an obligate mutual relationship such that neither species can survive without the other. This plan provides background information on both species, describes the...


Views: 27
Updated

June 1, 2006

Description

Soapweed was approved for provincial listing as an 'endangered' species in 2003. This vascular plant species has an obligate mutualistic relationship with its specialized moth pollinator, the yucca moth, which is also considered endangered both provincially and federally. There are two known...


Views: 107
Updated

June 1, 2003

Description

This report summarizes the results of surveys at rattlesnake hibernacula in Alberta conducted between 2000 and 2002, as well as data from the literature and from historical numbers of snakes at hibernacula as captured in the Alberta Biodiversity Species Observation Database. Observations of...


Views: 21
Updated

June 1, 2002

Description

The western burrowing owl has declined significantly over much of its range in Canada and the United States. The species is listed as Threatened in the Alberta Wildlife Act and is considered At Risk within the province. Various conservation measures have been recommended including expanded...